public class Example7_2 {
    public static void main(String args[]) {
        ShowBoard board = new ShowBoard();
	board.showMess(new OutputEnglish());
	board.showMess(new OutputAlphabet()
        {  public void output()
            {  for(char c='α';c<='ω';c++)
               System.out.printf("%3c",c); 
            }
        }
        );
    }
}
